Mariah Carey made her grand entrance to her new home at The Colosseum at Caesars Palace in Las Vegas on Monday, April 27.Making final preparations in the days before the debut of her headlining residency, “MARIAH #1 TO INFINITY,” which kicks off on Wednesday, May 6, the five-time Grammy Award winner arrived in grand fashion with a parade of 18 mobile billboards, each vehicle representing and celebrating one of each of Mariah’s 18 timeless and beloved Number One Hits. As the city’s newest headliner pulled up in front of the iconic Caesars Palace porte cochere in a pink 1936 Auburn Boattail, fans went wild to welcome Mariah as Las Vegas residency show reaching an all-time high, the superstar took the excitement to a new level with the global premiere of her new single and lyric video, “Infinity,” in front of her new home. The crowd burst into cheers, celebrating the new song from Mariah Carey’s first album released with exclusive collaboration with Epic Records. For the first time ever, the album, “Mariah Carey #1 To Infinity,” will be one career-spanning chronological collection of her 18 Billboard Hot 100 #1 singles (17 self-penned), more than any solo artist in history. Arriving in stores Monday, May 18, the final track on the collection is Mariah’s breathtaking new single, “Infinity,” co-written and produced by Mariah herself.Presented jointly by AEG Live and Caesars Palace, the residency will launch Wednesday, May 6, 2015. Tickets to the first 18 performances in 2015 are on-sale now:May: 6, 9, 10, 13, 16, 17, 20, 23, 24July 8, 11, 12, 15, 18, 19, 22, 25, 26